CVE-2020-29029 XSS issue due to insufficient sanitization of input field

High 7.3 Published 5 Mar 2021 Updated 16 Sep 2024

An attacker can execute arbitrary JavaScript code via insufficient input sanitization in the Secomea GateManager Web GUI.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-29029?

CVE-2020-29029 is a high-severity cross-site scripting vulnerability in Secomea GateManager, published on 5 Mar 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Improper Input Validation, Cross-site Scripting (XSS) vulnerability in Web GUI of Secomea GateManager allows an attacker to execute arbitrary javascript code. This issue affects: Secomea GateManager all versions prior to 9.4.

Weakness: CWE-79, CWE-20

Which versions are affected by CVE-2020-29029?

It affects 1 product.

Products include Secomea Gatemanager Firmware.

How do I fix CVE-2020-29029?

No fix has been published for CVE-2020-29029 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2020-29029 being exploited?

There is no known exploitation of CVE-2020-29029 in the wild and no public exploit code.

Sources

Also known as GHSA-3938-vx68-327v.